package com.gklyj.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.gklyj.pojo.user_zhanghao;

public interface user_zhanghaoService extends IService<user_zhanghao> {

    //查找条件为u_id的信息
    Integer findZ_id(Integer u_id);

    //删除条件为u_id信息
    Boolean deleteByU_id(Integer u_id);
}
